June weather forecast
Raritan, IL

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Weather in June

The first month of the summer, June, is a warm month in Raritan, Illinois, with an average temperature fluctuating between 80.4°F (26.9°C) and 63.7°F (17.6°C).

Temperature

Raritan in June experiences a slight uptick in the average high-temperature, adjusting from May's agreeable 71.6°F (22°C) to a moderately hot 80.4°F (26.9°C). Raritan records an average temperature drop to a refreshing 63.7°F (17.6°C) in June.

Humidity

In June, the average relative humidity is 81%.

Rainfall

In June, in Raritan, the rain falls for 15.8 days. Throughout June, 2.44" (62mm) of precipitation is accumulated. Throughout the year, there are 127.6 rainfall days, and 21.02" (534mm) of precipitation is accumulated.

Snowfall

In Raritan, snow does not fall in May through September.

Daylight

June has the longest days of the year, with an average of 15h and 0min of daylight.
On the first day of June in Raritan, Illinois, sunrise is at 5:33 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:38 pm CDT.

Sunshine

The months with the most sunshine are June and July, with an average of 10h of sunshine.

UV index

The months with the highest UV index in Raritan are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 in June interprets into the following advice:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Updated: Feb 12, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the usual temperature for Raritan in June?

In June, the average high-temperature and low-temperature in Raritan are 80.4°F (26.9°C) and 63.7°F (17.6°C) respectively.

What is the average humidity in June in Raritan?

In June, the average relative humidity in Raritan is 81%.

How much does it rain in Raritan in June?

In June, in Raritan, the rain falls for 15.8 days. Throughout June, 2.44" (62mm) of precipitation is accumulated.

When it does not snow in Raritan?

In Raritan, Illinois, snow does not fall in May through September.

When are the longest days in Raritan?

The month with the longest days in Raritan is June, with an average of 15h and 0min of daylight.

How many hours of daylight does Raritan have in June?

In Raritan, Illinois, the average day length in June is 15h and 2min.

When are sunrise and sunset in June in Raritan?

On the first day of June, sunrise is at 5:33 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:38 pm CDT.

What is the month with the most sunshine in Raritan?

The months with the most sunshine in Raritan, Illinois, are June and July, with an average of 10h of sunshine.

How long on average sun shines in June in Raritan?

In June, the average sunshine duration is 10h.

What are the months with the highest UV index in Raritan?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the UV index reading in June in Raritan?

In Raritan, Illinois, the average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Raritan, IL

Average temperature in June - Raritan, IL
  • Average high temperature in June: 80.4°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in June: 63.7°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in June
Raritan, IL

Average pressure in June - Raritan, IL
  • Average pressure in June: 29.9"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in June
Raritan, IL

Average wind speed in June - Raritan, IL
  • Average wind speed in June: 7.8mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).

Average humidity in June
Raritan, IL

Average humidity in June - Raritan, IL
  • Average humidity in June: 81%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in June
Raritan, IL

Average rainfall in June - Raritan, IL
  • Average rainfall in June: 2.44"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is January (0.83").

Average rainfall days in June
Raritan, IL

Average rainfall days in June - Raritan, IL
  • Average rainfall days in June: 15.8 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in June
Raritan, IL

Average snowfall in June - Raritan, IL
  • Average snowfall in June: 0"

The month with the highest snowfall is January (3.15").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Raritan, IL

Average snowfall days in June - Raritan, IL
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Raritan, IL

Average daylight in June / Average sunshine in June - Raritan, IL
  • Average daylight in June: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in June: 10h and 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in June
Raritan, IL

Average sunshine days in June - Raritan, IL
  • Average sunshine days in June: 11.8 days

The month with the most sunshine days is December (20 days).
The months with the least sunshine days are May and June (11.8 days).

Average UV index in June
Raritan, IL

Average UV index in June - Raritan, IL
  • Average UV index in June: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in June
Raritan, IL

Average cloud cover in June - Raritan, IL
  • Average cloud cover in June: 32

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 30).

Average visibility in June
Raritan, IL

Average visibility in June - Raritan, IL
  • Average visibility in June: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Raritan, Illinois, USA

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